{"id":"CVE-2026-115277","aliases":["EUVD-2026-113725","GHSA-5xcm-rr4h-p45v"],"status":"published","title":"WP User Frontend \u003c 4.3.14 - Reflected XSS via 'field_attr' Parameter","description":"The User Frontend  WordPress plugin before 4.3.14 does not sanitise and escape some user-supplied values before reflecting them into HTML attributes in a publicly reachable AJAX response, leading to Reflected Cross-Site Scripting. The affected action is gated by an anonymous nonce that only validates for logged-out requests, so the payload executes against logged-out visitors rather than authenticated users.","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00175,"percentile":0.07025,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-30T06:00:23Z","modified":"2026-10-30T17:49:38Z","products":[{"vendor":"unknown","product":"user frontend"}],"references":[{"url":"https://wpscan.com/vulnerability/b3f0ca09-1c63-4a34-90bf-7b220fcec556/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-115277"},{"url":"https://wpscan.com/vulnerability/b3f0ca09-1c63-4a34-90bf-7b220fcec556"},{"url":"https://github.com/advisories/GHSA-5xcm-rr4h-p45v"}],"sources":{"cve":[{"id":"CVE-2026-115277","title":"WP User Frontend \u003c 4.3.14 - Reflected XSS via 'field_attr' Parameter","description":"The User Frontend  WordPress plugin before 4.3.14 does not sanitise and escape some user-supplied values before reflecting them into HTML attributes in a publicly reachable AJAX response, leading to Reflected Cross-Site Scripting. The affected action is gated by an anonymous nonce that only validates for logged-out requests, so the payload executes against logged-out visitors rather than authenticated users.","status":"published","published":"2026-10-30T06:00:23.167Z","modified":"2026-10-30T13:26:47.565Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:01.618694Z"}],"euvd":[{"id":"EUVD-2026-113725","description":"The User Frontend  WordPress plugin before 4.3.14 does not sanitise and escape some user-supplied values before reflecting them into HTML attributes in a publicly reachable AJAX response, leading to Reflected Cross-Site Scripting. The affected action is gated by an anonymous nonce that only validates for logged-out requests, so the payload executes against logged-out visitors rather than authenticated users.","status":"published","published":"2026-10-30T06:00:23Z","modified":"2026-10-30T13:26:47Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T16:59:06.607412Z"}],"ghsa":[{"id":"GHSA-5xcm-rr4h-p45v","title":"The User Frontend  WordPress plugin before 4.3.14 does not sanitise and escape some user-supplied...","description":"The User Frontend  WordPress plugin before 4.3.14 does not sanitise and escape some user-supplied values before reflecting them into HTML attributes in a publicly reachable AJAX response, leading to Reflected Cross-Site Scripting. The affected action is gated by an anonymous nonce that only validates for logged-out requests, so the payload executes against logged-out visitors rather than authenticated users.","status":"published","published":"2026-10-30T06:32:02Z","modified":"2026-10-30T15:34:30Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:14:49.690154Z"}],"nvd":[{"id":"CVE-2026-115277","description":"The User Frontend  WordPress plugin before 4.3.14 does not sanitise and escape some user-supplied values before reflecting them into HTML attributes in a publicly reachable AJAX response, leading to Reflected Cross-Site Scripting. The affected action is gated by an anonymous nonce that only validates for logged-out requests, so the payload executes against logged-out visitors rather than authenticated users.","status":"published","published":"2026-10-30T06:16:45.857Z","modified":"2026-10-30T17:49:38.703Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:13:04.940026Z"}]}}